This is because it is missing front matter. Please add the front matter, and ensure the navigation is updated to show the page as falling under advanced manual installation:
---
copyright:
years: 2021 - 2023
lastupdated: "2023-09-26" <-- ensure the right date here
title: "Manual agent install" <-- ensure the right title here
parent: Edge devices info
grand_parent: Edge devices
nav_order: 5
---
The WSL 2 installation instructions page https://open-horizon.github.io/docs/mgmt-hub/docs/WSL/ is currently shown as a top-level navigation item (see screenshot below):
This is because it is missing front matter. Please add the front matter, and ensure the navigation is updated to show the page as falling under advanced manual installation: